GREEN
01/05/2011 05:12 am ET Updated May 25, 2011

Worm Composting Becomes Big Business

A few weeks ago we caught a behind-the-scenes glimpse at an industrial composting operation. But it's not just regular composting that's going mainstream. Vermicomposting, or worm composting--which I tend to think of as the crunchier, DIY end of composting--is also being practiced on some pretty large scales. And these folks seem to be making money from it too.

Read more on treehugger.com